Metals, Metaloids, Non Metals

Conduct heat

Right side of the Periodic table

Mostly gases

Not good conductors of heat or electricity

Strong, hard and malleable

Conductivity is based on conditions

Properties of metals and non metals

Shiny

Lower melting and boiling points

75% of the periodic table

Brittle

Not malleable or ductile

Conduct electricity

form a diagonal line on the periodic table

Lower density than metals